<http://schema.org/url>
<http://s2.lemde.fr/image/2010/03/25/696x348/1324160_3_c47b_des-principaux-mots-cles-utilises-sur_bd381f3fc882e3bc11a1cae66e0b1706.jpg>
<http://www.lemonde.fr/idees/article/2010/03/30/la-subversion-numerique-par-michel-berry-et-christophe-deshayes_1326463_3232.html>